

public class integer
{
    Integer i =Integer.valueOf(10);
    int e = 100;
    //int-String方式1
    String q =""+e;
    //int-String方式2
    String w =String.valueOf(e);
    
    //string-int方法1string-interge-int
    Integer x =Integer.valueOf(q);
    int s =x.intValue();
    //integer-int方法1
    int s2=Integer.parseInt(q);
    //zdzx
    Integer i1 =100;
    //zdcx
    int g =i+100;
}
